.article-header {
    margin: 83px 0 85px;
}

.news_list li a {
    display: block;
    text-decoration: none;
    position: relative;
    color: inherit; /* リンクの色を継承したい場合 */   
  }
  .news_list li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #2a6ed1; /* 下線の色を調整 */
    transition: width 0.3s ease;
  }
  
  .news_list li a:hover::after {
    width: 100%;
  }

  .news-back-wrapper {
    text-align: center;
    margin: 60px 0;
  }
  
  .news-back-button {
    display: inline-flex;
    align-items: center;
    padding: 16px 32px;
    border: 2px solid #005bac;
    border-radius: 50px;
    color: #005bac;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: background-color 0.3s ease, color 0.3s ease;
  }
  
  .news-back-button .arrow {
    margin-right: 12px;
    font-size: 20px;
  }
  
  .news-back-button:hover {
    background-color: #005bac;
    color: #fff;
  }

  .date {
    padding-bottom: 15px;
  }
  
  /* .detail p {
    margin-bottom: 15px;
  }

  .detail h1,h2,h3,h4,h5 {
    margin-bottom: 20px;
  } */